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Finding the Fourth Proportional to 233,948.40, 350,922.60 and 127,660.20

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Solution

The fourth proportional to 233,948.40, 350,922.60 and 127,660.20 is: 191,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,948.40 : 350,922.60 = 127,660.20 : x
  2. Step 2: Convert to fraction form
    233,948.40/350,922.60 = 127,660.20/x
  3. Step 3: Cross multiply
    233,948.40x = 350,922.60 × 127,660.20
  4. Step 4: Simplify right side
    233,948.40x = 44,798,849,300.52
  5. Step 5: Solve for x
    x = 44,798,849,300.52/233,948.40
  6. Step 6: Final answer
    x = 191,490.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.